_______ REMOVE/INSTALL IT. THIS MAKES SURE YOU DO NOT DAMAGE THE RAMP FAIRING.
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Hydraulic Actuators
Figure 401/TASK 78-31-41-991-301- 13 (SHEET 1)
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Hydraulic Actuators
Figure 401/TASK 78-31-41-991-301- 23 (SHEET 2)
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Hydraulic Actuators
Figure 401/TASK 78-31-41-991-301- 33 (SHEET 3)
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Hold-open Rod, Blocker Door (HIX3002)
Figure 402/TASK 78-31-41-991-302
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Forward Frame of Half Door
Figure 403/TASK 78-31-41-991-303- 12 (SHEET 1)
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Forward Frame of Half Door
Figure 403/TASK 78-31-41-991-303- 22 (SHEET 2)
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(1) Deploy the blocker door manually (Ref. TASK 78-32-41-860-001). NOTE : Do not install the lock-out fairing at the end of this
____
procedure.
Subtask 78-31-41-480-057
E. Installation of the Hold-open Rod WARNING : MAKE THE THRUST REVERSER UNSERVICEABLE. IF THE THRUST REVERSER
_______ IS NOT MADE UNSERVICEABLE IT CAN OPERATE ACCIDENTALLY BECAUSE THE BLOCKER DOOR HOLD-OPEN ROD DOES NOT RESIST THE ACTUATOR HYDRAULIC PRESSURE. THIS CAN CAUSE INJURY TO PERSONNEL AND/OR DAMAGE TO EQUIPMENT.
(1) Install the HOLD, OPEN ROD - PIVOTING DOOR (HIX3002).
(a) Attach the hold-open rod to the lock-out fitting of the forward frame with the knurled screw.
(b) Attach the other end of the hold-open rod to the lock-out fitting of the blocker door with the knurled screw.
Subtask 78-31-41-020-050
F. Removal of the Blocker Door Hydraulic Actuators
(1) Remove the clevis from the hydraulic actuator.
(a) Remove and discard the cotter pin.
(b) Remove the castellated nut, the washer and the pin.
(c) Remove the clevis.
(2) Disconnection of the rod and head supply hoses WARNING : WEAR A FACE SHIELD WHICH IS RESISTANT TO HIGH PRESSURE JETS
_______
WHEN YOU WORK ON PRESSURIZED SYSTEMS.
WARNING : DO NOT GET HYDRAULIC FLUID ON YOUR SKIN, IN YOUR EYES OR IN
_______ YOUR MOUTH. HYDRAULIC FLUID IS POISONOUS AND CAN GO THROUGH YOUR SKIN AND INTO YOUR BODY. FLUSH HYDRAULIC FLUID FROM YOUR EYES, MOUTH OR SKIN WITH WATER. GET MEDICAL AID IF YOU GET HYDRAULIC FLUID IN YOUR EYES OR MOUTH.
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E E Feb 01/98 E E ECES E CAUTION : USE 2 WRENCHES TO REMOVE OR INSTALL THE TUBE COUPLING NUTS.
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_______ ONE WRENCH TO HOLD THE UNION AND ONE TO LOOSEN OR TIGHTEN THE COUPLING NUT. THIS WILL PREVENT DAMAGE TO THE HARDWARE.
(a) Disconnect the rod and head supply hoses from the hydraulic actuator.
(3) Remove the hydraulic actuator.
(a) Remove the four nuts and the bolts which attach the hydraulic actuator on the forward frame.
(b) Removal of the hydraulic actuator from the forward frame CAUTION : YOU MUST HOLD THE END OF THE HYDRAULIC ACTUATOR WHEN
_______ YOU REMOVE/INSTALL IT. THIS MAKES SURE YOU DO NOT DAMAGE THE RAMP FAIRING.
1 Remove the hydraulic actuator from the forward frame.
_
(c) Remove the nipples from the hydraulic actuator.
(d) Remove and discard the preformed packings from the nipples.
(e) Put blanking plugs on the disconnected line ends.
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